成分与致密度对陶瓷材料近红外反射率影响的数值模拟

Translated title of the contribution: Numerical Simulation of Near-infrared Reflectivity of Ceramic Materials with Different Components and Density

Fan Ye, Zhuang Ma*, Lihong Gao, Wenzhi Li, Chen Ma

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Some numerical models have been built to study the variation of near-infrared reflectivity of ceramic materials with different component and density. In these models, the different sintering stages are described as different particle density, and the reflectivity is analyzed by Finite-Difference Time-Domain method. The results indicate that the reflectivity of both one-component and two-component is higher in models with lo-wer density since the existence of lots of pore-particle interfaces. However, the reflectivity of one-component models is dropped sharply after densifying shrinkage and pores disappearance. Due to the existed interfaces between the two components in two-component models, the reflectivity of two-component models is still maintaining at a high level, even though densification is happened.

Translated title of the contributionNumerical Simulation of Near-infrared Reflectivity of Ceramic Materials with Different Components and Density
Original languageChinese (Traditional)
Pages (from-to)6049-6056
Number of pages8
JournalCailiao Daobao/Materials Review
Volume34
Issue number3
DOIs
Publication statusPublished - 25 Mar 2020

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